87pcs Metric Gage Block Set, Grade 2, Din861 Germany Standard With Mfg’s Certificate

Features:

Manufactured under carefully controlled conditions allowing for the highest degrees  of accuracy when used at a temperature of 68 degrees F. (20 C).

All gage block sets are assigned serial numbers  and are accompanied with a certificate of inspection listing the deviation for each block

Each gage block set meets or exceeds federal specification  ASME B89.1.9-2002.

DIN861 Grade 2 = +/- 0.000050"

Surface Hardness: HRC 64

All gage block sets are made to special standard to resist corrosion and defacement